λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications

Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese pr...

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Autor principal: Khalid Abdelazez Mohamed Ahmed
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Publicado: Department of Chemistry, Universitas Gadjah Mada 2021
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spelling oai:doaj.org-article:dda885b304554de598a13fb9a43dd42b2021-12-02T19:04:13Zλ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications1411-94202460-157810.22146/ijc.64392https://doaj.org/article/dda885b304554de598a13fb9a43dd42b2021-09-01T00:00:00Zhttps://jurnal.ugm.ac.id/ijc/article/view/64392https://doaj.org/toc/1411-9420https://doaj.org/toc/2460-1578Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese process. The XRD, XPS, EDX, FESEM, TEM, HR-TEM, and N2 adsorption-desorption techniques were used to characterize the as-prepared product’s structure composition, morphology, and surface area. The particle growth details of λ-MnO2 are postulated by the oxidation-ionic change-delithiation (OID) mechanism. The electrochemical property was analyzed by galvanostatic discharge-charging, electrochemical impedance spectrum (EIS), and cyclic voltammetry (CV). Special attention of λ-MnO2 S.L.s is given to their applications in the degradation of methyl orange (MO) from wastewater under O2 air bubble pump and cathodic substance in the lithium-ion battery. Due to the peculiarity crystal form and morphology face, the λ-MnO2 TSLs might be promisingly applied in the various physicochemical area.Khalid Abdelazez Mohamed AhmedDepartment of Chemistry, Universitas Gadjah Madaarticlemanganese dioxidesponges-likecathodemethyl orangeChemistryQD1-999ENIndonesian Journal of Chemistry, Vol 21, Iss 5, Pp 1187-1195 (2021)
institution DOAJ
collection DOAJ
language EN
topic manganese dioxide
sponges-like
cathode
methyl orange
Chemistry
QD1-999
spellingShingle manganese dioxide
sponges-like
cathode
methyl orange
Chemistry
QD1-999
Khalid Abdelazez Mohamed Ahmed
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
description Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese process. The XRD, XPS, EDX, FESEM, TEM, HR-TEM, and N2 adsorption-desorption techniques were used to characterize the as-prepared product’s structure composition, morphology, and surface area. The particle growth details of λ-MnO2 are postulated by the oxidation-ionic change-delithiation (OID) mechanism. The electrochemical property was analyzed by galvanostatic discharge-charging, electrochemical impedance spectrum (EIS), and cyclic voltammetry (CV). Special attention of λ-MnO2 S.L.s is given to their applications in the degradation of methyl orange (MO) from wastewater under O2 air bubble pump and cathodic substance in the lithium-ion battery. Due to the peculiarity crystal form and morphology face, the λ-MnO2 TSLs might be promisingly applied in the various physicochemical area.
format article
author Khalid Abdelazez Mohamed Ahmed
author_facet Khalid Abdelazez Mohamed Ahmed
author_sort Khalid Abdelazez Mohamed Ahmed
title λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
title_short λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
title_full λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
title_fullStr λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
title_full_unstemmed λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
title_sort λ-mno<sub>2</sub> thin films with sponge-like structures: synthesis, characterization and physiochemical applications
publisher Department of Chemistry, Universitas Gadjah Mada
publishDate 2021
url https://doaj.org/article/dda885b304554de598a13fb9a43dd42b
work_keys_str_mv AT khalidabdelazezmohamedahmed lmnosub2subthinfilmswithspongelikestructuressynthesischaracterizationandphysiochemicalapplications
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